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Compact switchable balun 1:1 - 4:1


Compact switchable balun 1:1 - 4:1

I have been experimenting with an off center fed dipole for for field operation, and the antenna called for a 4:1

post 14 Nov 2024


Toroid & balun Links

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Balun un-un
Il diametro di ogni singolo conduttore rosso o nero e' di 2 mm plastica compresa, e di 0.75 mm senza isolante plastico

Balun
For some so-called baluns, no throttling action or effect against common-mode currents will be measurable. This means that sheath waves occur and the coaxial cable outer screen acts as an antenna. Domestic interference fields penetrate unhindered over the alleged balun in the receiver

Welcome to Balun Designs LLC
Enter the frequency of operation and the balanced and unbalanced Z0.Values for L and C will be calculated

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Balun 4:1 in aria
Varie fasi della costruzione di un balun in aria 1:4 per alimentare una antenna long wire tipo canna da pesca o simili


Psion ham software

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

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